const CryptoJS = require("crypto-js");

import { TOKEN_SECRET_KEY,TOKEN_SECRET_VI } from "@/config/secret.js";
const key = CryptoJS.enc.Utf8.parse(TOKEN_SECRET_KEY);
const iv = CryptoJS.enc.Utf8.parse(TOKEN_SECRET_VI);

/**
 * 加密
 * @param {*} word 
 */
export function Encrypt(word) {
  let srcs = CryptoJS.enc.Utf8.parse(word);
  let encrypted = CryptoJS.AES.encrypt(srcs, key, {
    iv: iv,
    mode: CryptoJS.mode.CBC,
    padding: CryptoJS.pad.Pkcs7
  });
  return encrypted.ciphertext.toString().toUpperCase();
}

/**
 * 解密
 * @param {*} word 密文
 */
export function Decrypt(word) {
  let encryptedHexStr = CryptoJS.enc.Hex.parse(word);
  let srcs = CryptoJS.enc.Base64.stringify(encryptedHexStr);
  let decrypt = CryptoJS.AES.decrypt(srcs, key, {
    iv: iv,
    mode: CryptoJS.mode.CBC,
    padding: CryptoJS.pad.Pkcs7
  });
  let decryptedStr = decrypt.toString(CryptoJS.enc.Utf8);
  return decryptedStr.toString();
}
